Related sites:

• openvas.org

  OpenVAS - OpenVAS - Open Vulnerability Assessment Scanner

  

• language-archives.org

  Open Language Archives Community

  

• collegeopentextbooks.org

  COT Education

  

• ptsecurity.com

  Positive Technologies - vulnerability assessment, compliance management and threat analysis solutions

  

• openlanguage.com

  开言英语 - 致力于打造最实用的英语课程

  

• taotesting.com

  Homepage | TAO Open Source Assessment Platform

  

• same-tractors.com

  Language Selector - SAME